Tomb — In Memory of Open Source Projects

A community-maintained list of LLM providers and gateways offering free or trial API access.

Open-source Agent Teams system with IM-based multi-Agent collaboration and human-in-the-loop oversight

LangChain Go is the Go implementation of LangChain, providing composable SDKs and tools for building large language model-based applications in Go.

Automatic, persistent project context memory and retrieval for Claude, VS Code, Cursor and other tools.

A context data platform for self-learning agents to store, observe, and distill experiences.

Airweave lets agents search any app by connecting to apps, productivity tools, databases and document stores and turning their contents into searchable knowledge bases.

Secure and elastic infrastructure for running AI-generated code with isolated sandboxes, concurrency and persistent sandbox state.

A visual, open-source platform for building AI agents and workflows with self-hosting, Docker, and Flowise Cloud options.

kimi-cli is an open-source command-line AI agent tool by MoonshotAI, enabling developers to efficiently build and manage AI workflows with rich integration capabilities.

ML Intern is an open-source autonomous ML engineer agent by HuggingFace that reads papers, trains models, and ships ML code with deep integration into the HuggingFace ecosystem.

An open-source deep research agent framework that integrates multi-model providers, search tools and MCP for reproducible research pipelines.

An AI-powered code generation and assistance platform that helps developers build applications faster with intelligent code suggestions and automated development workflows.

Vanna is an open-source RAG framework that converts natural language questions into executable SQL and runs them against local databases.

VSCode Copilot Chat is an open-source extension from Microsoft that brings Copilot’s conversational coding capabilities into Visual Studio Code.